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Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog
OXALATE, SERUM/PLASMA |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB4222 Geisinger Epic ID: 176170 | |
SPECIMEN COLLECTION |
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Specimen type: |
Serum or plasma | |
Preferred collection container: |
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Alternate Collection Container: |
4 mL green/green-top (sodium heparin) tube
3 mL lavender-top (K2 EDTA) tube
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Specimen required: |
2 mL serum or plasma, minimum 0.7 mL | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Centrifuge, aliquot, and freeze immediately. | |
Transport temperature: |
Frozen. | |
Specimen stability: |
Room temperature: Unacceptable. Refrigerated: 24 hours. Frozen: 30 days. | |
Rejection criteria: |
Received room temperature • Received refrigerated • Sodium fluoride/potassium oxalate (gray-top) tube • Serum Separator Tube (SST) • Polymer gel separation tube (PST) | |
TEST DETAILS |
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CPT code(s): |
83945 | |
| Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Methodology: |
Enzymatic Assay (AZA) |
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Synonyms: |
Quest code 5390
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Clinical significance: |
Overexposure/Poisoning Determination; Biomarker | |